def test_bits_read_unpadded(self):
stream = six.BytesIO(pfp.utils.binary(chr(int("11110000",2)) + chr(int("10101010", 2))))
bitwrapped = BitwrappedStream(stream)
bitwrapped.padded = False
res = bitwrapped.read_bits(4)
self.assertEqual([1,1,1,1], res)
res = bitwrapped.read(1)
self.assertEqual(pfp.utils.binary(chr(int("00001010", 2))), res)
res = bitwrapped.read_bits(4)
self.assertEqual([1,0,1,0], res)
def test_bits_read_unpadded(self):
stream = six.BytesIO(
pfp.utils.binary(
chr(int("11110000", 2)) + chr(int("10101010", 2))))
bitwrapped = BitwrappedStream(stream)
bitwrapped.padded = False
res = bitwrapped.read_bits(4)
self.assertEqual([1, 1, 1, 1], res)
res = bitwrapped.read(1)
self.assertEqual(pfp.utils.binary(chr(int("00001010", 2))), res)
res = bitwrapped.read_bits(4)
self.assertEqual([1, 0, 1, 0], res)
def test_bits_read2_padded1(self):
stream = six.BytesIO(pfp.utils.binary(chr(int("11110000",2)) + chr(int("10101010", 2))))
bitwrapped = BitwrappedStream(stream)
bitwrapped.padded = True
res = bitwrapped.read_bits(4)
self.assertEqual([1,1,1,1], res)
res = bitwrapped.read_bits(3)
self.assertEqual([0,0,0], res)
res = bitwrapped.read_bits(4)
self.assertEqual([0,1,0,1], res)
res = bitwrapped.read_bits(5)
self.assertEqual([0,1,0,1,0], res)
def test_bits_read2_padded1(self):
stream = six.BytesIO(
pfp.utils.binary(
chr(int("11110000", 2)) + chr(int("10101010", 2))))
bitwrapped = BitwrappedStream(stream)
bitwrapped.padded = True
res = bitwrapped.read_bits(4)
self.assertEqual([1, 1, 1, 1], res)
res = bitwrapped.read_bits(3)
self.assertEqual([0, 0, 0], res)
res = bitwrapped.read_bits(4)
self.assertEqual([0, 1, 0, 1], res)
res = bitwrapped.read_bits(5)
self.assertEqual([0, 1, 0, 1, 0], res)
def test_bits_read2_padded2(self):
stream = six.BytesIO(pfp.utils.binary(chr(int("11110000",2)) + chr(int("10101010", 2))))
bitwrapped = BitwrappedStream(stream)
bitwrapped.padded = True
res = bitwrapped.read_bits(4)
self.assertEqual([1,1,1,1], res)
next_byte = bitwrapped.read(1)
self.assertEqual(pfp.utils.binary(chr(int("10101010", 2))), next_byte)
def test_bits_read2_padded2(self):
stream = six.BytesIO(
pfp.utils.binary(
chr(int("11110000", 2)) + chr(int("10101010", 2))))
bitwrapped = BitwrappedStream(stream)
bitwrapped.padded = True
res = bitwrapped.read_bits(4)
self.assertEqual([1, 1, 1, 1], res)
next_byte = bitwrapped.read(1)
self.assertEqual(pfp.utils.binary(chr(int("10101010", 2))), next_byte)
def test_tell_bits(self):
stream = six.BytesIO(pfp.utils.binary("\x41" + chr(0b11001100)))
bitwrapped = BitwrappedStream(stream)
res = bitwrapped.read(1)
self.assertEqual(res, b"\x41")
self.assertEqual(bitwrapped.tell(), 1)
self.assertEqual(bitwrapped.tell_bits(), 0)
bits = bitwrapped.read_bits(1)
self.assertEqual(bits, [1])
self.assertEqual(bitwrapped.tell_bits(), 1)
bits = bitwrapped.read_bits(1)
self.assertEqual(bits, [1])
self.assertEqual(bitwrapped.tell_bits(), 2)
bits = bitwrapped.read_bits(1)
self.assertEqual(bits, [0])
self.assertEqual(bitwrapped.tell_bits(), 3)
def test_bits_read1(self):
stream = six.BytesIO(pfp.utils.binary(chr(int("01010101", 2))))
bitwrapped = BitwrappedStream(stream)
res = bitwrapped.read_bits(8)
self.assertEqual([0, 1, 0, 1, 0, 1, 0, 1], res)
def test_bits_read1(self):
stream = six.BytesIO(pfp.utils.binary(chr(int("01010101", 2))))
bitwrapped = BitwrappedStream(stream)
res = bitwrapped.read_bits(8)
self.assertEqual([0,1,0,1,0,1,0,1], res)
